Residents of Santa Cruz, Monterey, And San Benito counties will be able to go to the Monterey Bay Aquarium for free for a week in December. As part of the celebration of the Aquarium’s 35th anniversary, locals can wander inside the aquarium for free from December 7th through the 15th. Locals who wish to take advantage of the free entrance (from 10 a.m. to 5 p.m. each day) must show a present ID, and proof of their current residence.